Cita APA (7th ed.)
MACDORMAN, M., & ET AL. (1998). SUDDEN INFANT DEATH SYNDROME AND SMOKING IN THE UNITED STATES AND SWEDEN.
Cita Chicago (17th ed.)
MACDORMAN, M.F, i ET AL. SUDDEN INFANT DEATH SYNDROME AND SMOKING IN THE UNITED STATES AND SWEDEN. 1998.
Cita MLA (9th ed.)
MACDORMAN, M.F, i ET AL. SUDDEN INFANT DEATH SYNDROME AND SMOKING IN THE UNITED STATES AND SWEDEN. 1998.
Atenció: Aquestes cites poden no estar 100% correctes.